John Farndon is a Royal Literary Fellow at Anglia Ruskin University in Cambridge, UK, and the author of a huge number of books for adults and children on science, history, technology and nature, including such international best-sellers as Do Not Open and Do You Think You're Clever?  UK-based illustrator Mat Edwards has been drawing for as long as he can remember. He began his career working in art studios, becoming a freelance artist in 1992, and carved a flourishing career that continues right up to today. After a nine-year stint in the Royal Air Force as an airframes technician, Jeremy Pyke decided to launch a new career as a freelance illustrator. He started as an airbrush artist in 1988. He lives in the UK.